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Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to readable text.

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🔒 Privacy: This tool is designed to process data locally in your browser whenever technically possible.

About this Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to readable text.

How to use it

  1. Choose or enter the required input.
  2. Adjust the available settings.
  3. Run the tool and download or copy the result.

Privacy

This tool is designed to process your data in your browser whenever possible. Files used by browser-based tools are not intentionally uploaded to this WordPress website.

Use this Base64 encoder and decoder to convert readable text into Base64 or turn valid Base64 back into UTF-8 text. Base64 is commonly seen in APIs, data URLs, tokens, email formats and developer tools.

Base64 is an encoding format, not encryption. Anyone who has the encoded value can decode it, so never treat Base64 alone as a way to secure passwords, private messages or confidential data.

What to know before using this tool

Encoding represents binary or text data using a restricted set of ASCII characters. This makes data easier to transport through systems that expect text, but it also increases size compared with the original bytes.

Toolora’s text workflow uses UTF-8 when encoding and decoding so ordinary international text is handled more reliably than older ASCII-only examples. Invalid Base64 input will produce an error instead of a misleading decoded value.

How to use it

  1. Enter plain text to encode, or paste a Base64 value to decode.
  2. Choose Encode or Decode.
  3. Review the converted value.
  4. Copy the result when needed.
  5. If decoding fails, verify that the source is valid Base64 and has not been truncated.

Common uses

  • Inspecting Base64 values from APIs.
  • Encoding text for test payloads and developer examples.
  • Decoding readable data found in logs or configuration.
  • Learning how Base64 representations change text.

Tips for better results

  • Do not use Base64 as a security mechanism.
  • Be careful not to expose API keys or private tokens while testing.
  • Base64 output is normally larger than the source data.
  • If a value belongs to a protocol such as JWT, use a purpose-built parser for the full structure.

Privacy and browser processing

Toolora is designed to perform this tool’s main processing in your browser whenever technically possible. Your selected files or entered data are not intentionally uploaded to this WordPress website for the tool operation. As with any website, normal hosting, analytics, advertising or third-party script requests may still occur according to the site owner’s configuration and privacy policy.

Frequently Asked Questions

Is Base64 encryption?

No. Base64 is reversible encoding and provides no confidentiality by itself.

Why does Base64 look longer than the original text?

The encoding represents data with a limited character set and typically increases the byte length.

Can this tool handle Unicode text?

It is designed to encode and decode UTF-8 text, including many non-ASCII characters.

Why does decoding fail?

The input may contain invalid characters, missing data or a value that is not actually Base64.

Is encoding performed locally?

The conversion is designed to run in your browser without intentionally sending the entered text to this WordPress website for processing.

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